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import pytest
from thefuck.rules.long_form_help import match, get_new_command
from thefuck.types import Command
@pytest.mark.parametrize('output', [
'Try \'grep --help\' for more information.'])
def test_match(output):
assert match(Command('grep -h', output))
def test_not_match():
assert not match(Command('', ''))
@pytest.mark.parametrize('before, after', [
('grep -h', 'grep --help'),
('tar -h', 'tar --help'),
('docker run -h', 'docker run --help'),
('cut -h', 'cut --help')])
def test_get_new_command(before, after):
assert get_new_command(Command(before, '')) == after
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